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181099

Sigma-Aldrich

Poly(methyl vinyl ether-alt-maleic acid)

average Mw ~1,980,000 by LS, average Mn ~960,000, powder

Synonym(s):

Methoxyethylene-maleic acid copolymer, Methyl vinyl ether-maleic acid copolymer, Poly(maleic acid-methyl vinyl ether)

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About This Item

Linear Formula:
[CH2CH(OCH3)CH(CO2H)CH(CO2H)]n
CAS Number:
25153-40-6
MDL number:
MFCD00133997
UNSPSC Code:
12162002
PubChem Substance ID:
24850914
NACRES:
NA.23

form

powder

mol wt

average Mn ~960,000
average Mw ~1,980,000 by LS

pH

~2.5 (5% in H2O)

SMILES string

COC=C.OC(=O)\C=C\C(O)=O

InChI

1S/C4H4O4.C3H6O/c5-3(6)1-2-4(7)8;1-3-4-2/h1-2H,(H,5,6)(H,7,8);3H,1H2,2H3/b2-1-;

InChI key

HHEHWCIYDICHCG-ODZAUARKSA-N

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Application

Detergent builder.

Features and Benefits

Dissolves readily in water, chelates alkaline earth cations but not toxic heavy metal ions.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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